Health

The Health card provides general health information such as Uptime, Last Reboot Reason, Configuration Status, and the Last Configuration Change about the switch or a stack for last 3 hours. In case of multiple health reasons, a Show all hyperlink is displayed. Clicking the hyperlink displays the Alerts page. The card also displays the current status and overall health of the switch or the switch stack.

For more information on how switch health and interface health are calculated, see Switch Health Metrics

The following image displays the Health card of a switch.

Note:

For offline devices, only Last Configuration Change is visible.

The following table lists the Health card parameters.

Table 1: Switch Health Card Information
Parameter	Description
	Indicates the following about the switch: Status—Online Health—Good
	Indicates the following about the switch: Status—Online Health—Fair The reason for the fair health is displayed next to this icon.
	Indicates the following about the switch: Status—Online Health—Poor Or, Status—Offline Health—Poor The date and timestamp of when the device was last seen online are displayed next to this icon. The reason for the poor health is displayed next to this icon.
Uptime	Time since the switch is operational without interruption.
Last Reboot Reason	The reason for the last reboot of the switch. For a list of possible last reboot reasons, see Switch Reboot Reasons.
Configuration Status	The current status of the switch configuration. The possible values are Synchronized and Unsynchronized.
Last Configuration Change	Date and timestamp when the device was last configured. Time is displayed in the local time zone.